ITMI20040714A1 - HIGH EFFICIENCY ROTOR FOR THE FIRST STAGE OF A GAS TURBINE - Google Patents

HIGH EFFICIENCY ROTOR FOR THE FIRST STAGE OF A GAS TURBINE

Info

Publication number
ITMI20040714A1
ITMI20040714A1 IT000714A ITMI20040714A ITMI20040714A1 IT MI20040714 A1 ITMI20040714 A1 IT MI20040714A1 IT 000714 A IT000714 A IT 000714A IT MI20040714 A ITMI20040714 A IT MI20040714A IT MI20040714 A1 ITMI20040714 A1 IT MI20040714A1
Authority
IT
Italy
Prior art keywords
stage
gas turbine
high efficiency
efficiency rotor
rotor
Prior art date
Application number
IT000714A
Other languages
Italian (it)
Inventor
Federico Noera
Original Assignee
Nuovo Pignone Spa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nuovo Pignone Spa filed Critical Nuovo Pignone Spa
Priority to IT000714A priority Critical patent/ITMI20040714A1/en
Publication of ITMI20040714A1 publication Critical patent/ITMI20040714A1/en
Priority to CA2502796A priority patent/CA2502796C/en
Priority to EP05252182A priority patent/EP1584787A3/en
Priority to US11/100,626 priority patent/US7387495B2/en
Priority to KR1020050029110A priority patent/KR101370095B1/en
Priority to NO20051750A priority patent/NO20051750L/en
Priority to JP2005111726A priority patent/JP2005299655A/en
Priority to CNB2005100641266A priority patent/CN100478545C/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/321—Application in turbines in gas turbines for a special turbine stage
    • F05D2220/3212—Application in turbines in gas turbines for a special turbine stage the first stage of a turbine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00—Manufacture
    • F05D2230/90—Coating; Surface treatment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • F05D2250/74—Shape given by a set or table of xyz-coordinates
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/02—Formulas of curves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
IT000714A 2004-04-09 2004-04-09 HIGH EFFICIENCY ROTOR FOR THE FIRST STAGE OF A GAS TURBINE ITMI20040714A1 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT000714A ITMI20040714A1 (en) 2004-04-09 2004-04-09 HIGH EFFICIENCY ROTOR FOR THE FIRST STAGE OF A GAS TURBINE
CA2502796A CA2502796C (en) 2004-04-09 2005-03-31 High efficiency rotor for the first phase of a gas turbine
EP05252182A EP1584787A3 (en) 2004-04-09 2005-04-07 High efficiency rotor for the first phase of a gas turbine
US11/100,626 US7387495B2 (en) 2004-04-09 2005-04-07 High efficiency rotor for the first phase of a gas turbine
KR1020050029110A KR101370095B1 (en) 2004-04-09 2005-04-07 High efficiency rotor for the first phase of a gas turbine
NO20051750A NO20051750L (en) 2004-04-09 2005-04-08 Rotor with high efficiency for the first phase of a gas turbine
JP2005111726A JP2005299655A (en) 2004-04-09 2005-04-08 High efficiency rotor for first stage of gas turbine
CNB2005100641266A CN100478545C (en) 2004-04-09 2005-04-11 High efficiency rotor for the first phase of a gas turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000714A ITMI20040714A1 (en) 2004-04-09 2004-04-09 HIGH EFFICIENCY ROTOR FOR THE FIRST STAGE OF A GAS TURBINE

Publications (1)

Publication Number Publication Date
ITMI20040714A1 true ITMI20040714A1 (en) 2004-07-09

Family

ID=34897802

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000714A ITMI20040714A1 (en) 2004-04-09 2004-04-09 HIGH EFFICIENCY ROTOR FOR THE FIRST STAGE OF A GAS TURBINE

Country Status (8)

Country Link
US (1) US7387495B2 (en)
EP (1) EP1584787A3 (en)
JP (1) JP2005299655A (en)
KR (1) KR101370095B1 (en)
CN (1) CN100478545C (en)
CA (1) CA2502796C (en)
IT (1) ITMI20040714A1 (en)
NO (1) NO20051750L (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8672635B2 (en) 2010-07-26 2014-03-18 Snecma Optimized aerodynamic profile for a turbine blade, in particular for a rotary wheel of the first stage of a turbine
US9157326B2 (en) 2012-07-02 2015-10-13 United Technologies Corporation Airfoil for improved flow distribution with high radial offset
CN103510998B (en) * 2013-09-26 2015-04-22 哈尔滨汽轮机厂有限责任公司 First-grade moving blade suitable for worm wheel of 20-30WM grade gas turbine
US9957805B2 (en) * 2015-12-18 2018-05-01 General Electric Company Turbomachine and turbine blade therefor
US10443393B2 (en) * 2016-07-13 2019-10-15 Safran Aircraft Engines Optimized aerodynamic profile for a turbine vane, in particular for a nozzle of the seventh stage of a turbine
US10443392B2 (en) * 2016-07-13 2019-10-15 Safran Aircraft Engines Optimized aerodynamic profile for a turbine vane, in particular for a nozzle of the second stage of a turbine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3475108A (en) 1968-02-14 1969-10-28 Siemens Ag Blade structure for turbines
JPH04269302A (en) * 1990-12-06 1992-09-25 Westinghouse Electric Corp <We> Stationary blade for steam turbine
US5160242A (en) * 1991-05-31 1992-11-03 Westinghouse Electric Corp. Freestanding mixed tuned steam turbine blade
US5286168A (en) * 1992-01-31 1994-02-15 Westinghouse Electric Corp. Freestanding mixed tuned blade
US5277549A (en) * 1992-03-16 1994-01-11 Westinghouse Electric Corp. Controlled reaction L-2R steam turbine blade
US5299909A (en) 1993-03-25 1994-04-05 Praxair Technology, Inc. Radial turbine nozzle vane
US5980209A (en) * 1997-06-27 1999-11-09 General Electric Co. Turbine blade with enhanced cooling and profile optimization

Also Published As

Publication number Publication date
KR101370095B1 (en) 2014-03-24
CA2502796A1 (en) 2005-10-09
US7387495B2 (en) 2008-06-17
US20050241288A1 (en) 2005-11-03
CN100478545C (en) 2009-04-15
EP1584787A3 (en) 2012-05-09
CN1773079A (en) 2006-05-17
JP2005299655A (en) 2005-10-27
EP1584787A2 (en) 2005-10-12
KR20060046602A (en) 2006-05-17
NO20051750L (en) 2005-10-10
CA2502796C (en) 2013-05-07
NO20051750D0 (en) 2005-04-08

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